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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?ieIOZouIj29AK3ETQ9CRvYw4WbvTSS76ExTfs5WsJV40phZZKdOhAvPZGIGm?= =?us-ascii?Q?tsIKx0voDqmKcmtHwPPC4yDaOPEwKmP15mzzqWz7X0j00NomrUKxuiTvvVJd?= =?us-ascii?Q?uckGZCPP8OrKSX1EVF2qFznk5BGm3GjHhhgTkBgt8bILto2rl3Ad7FU570Xy?= =?us-ascii?Q?jiw2HGSqsyxQ1/Ks2SO8pcG0+i6oSx0WlNigtnRt03YOM8snb6YNGOmYfqaG?= =?us-ascii?Q?0QYpw4nZLisGpZmjRLQ9XCfPMgs9S98+sIY4Ldzw/tmUVTrS0TvB8U4jbHv0?= =?us-ascii?Q?I2f+BPM7Oit4ZCvqxmDFIrh+I/bIyaEU0uLu8nnOBhWPioc6LiEtvfDnl7Md?= =?us-ascii?Q?5NmtgYcGsnDHSsqU+NiEYDPZUXHT6rnfYzxfTQesCwdaLXBJdCY6fn4L3fYe?= =?us-ascii?Q?tScZSgh8UYBbhTfpYneKaH080/fxssn6y9qOaCPyZNDllxjz+Oo0AWfSRWy9?= =?us-ascii?Q?yclgzUBsHRUAkiq6PZGzsfvJhkyhN1bcBZS5bb7Yr3WgpTM9r4fxdTy4pZqT?= =?us-ascii?Q?OuOzlRwUl+j4l0iO2F2/06eJq2XXDeeLEF5NbYpopdjWQZPjSm7OrBXxWt2h?= =?us-ascii?Q?t4qd68rLBfZ05M6N0kJNUy5yVLj+Mo2OhNMkUFzJ69xzaMzjbZZEncA/zlXM?= =?us-ascii?Q?2CA58wOP+sTuPH9zh9iGXutCaTUtqlQZdwT2aANpjM/lkMWVIVfshUynGaH/?= =?us-ascii?Q?KeN6N/f0Bl4b0cOv3A+3QBTVp/ITevzfaoZeiUKslSIdhTugafQVs4O5EkLn?= =?us-ascii?Q?mkYHJ7DoS2FPpQ1jdDJrm3Dy+/nrdefWqEioXj4AS8wDfDwwZceaILFbHA7a?= =?us-ascii?Q?E/iD9E6vtAQyoFQEZLLjqeIHB81mmySJn8C0H5XfTVi3wftIJ1SsMYeX43C3?= =?us-ascii?Q?i5NX02PQWBhUuSlww+/a7vLb1DaTyfl9Umo37zKtyizJqUK8104Xsey/6pA6?= =?us-ascii?Q?JriwUvDdbUZN1bKU8QQXCkPDsO8Xja7uGug8ZKYiio8tbrDJw+NcTysVZbwI?= =?us-ascii?Q?nYX1AqmQuJ3OWIc28lNBHmyeY6nZ/c0VjxVEDg6Y+xEgzkjQIQNihsHpkfM3?= =?us-ascii?Q?uAX9DN6yb1I7EmWKmoq2XPWzLdffpBuVg/tIoX0cbRuYudu+pBEUvMZzsCgY?= =?us-ascii?Q?vy7nsppkmQP4WyouFO3vM4oSklkoR7jkrID2KJShlz+fqCffa2o0LdOoVRIK?= =?us-ascii?Q?+PSSGdFFkyR3p3YV94SvwBam3AMDI4o5Rd3qFYa3UEsybDffSgyBQ/XETcra?= =?us-ascii?Q?FeVd8Meehdh1d5LwBoh1Wk9EV751zPSGrUhtDIIDc2+AZJBChMYj2bxsxfBF?= =?us-ascii?Q?7nxCwwt1taDCgtjFIPnz+z+CiuDa7lwOw2HN5vxm+apVs4edK2aRNYim+/GX?= =?us-ascii?Q?4BlAtn6EGEm4RysFzmrQFpJZYkeSvWaX2UCyNaD0cIxSK3XEoiUlNvraxmfV?= =?us-ascii?Q?0qmfvK5VTdkEV+ZIsyqnhlH/iSozDSbKXaSoUX89FCGJo7naWJauGjrpPs17?= =?us-ascii?Q?Hz6Awi8dJwMzAsT1Rzxqtxrnr0qb3OmMdv+J8E09jISkgdmoOIkf7uo2Wzxe?= =?us-ascii?Q?IrAhFsKrCEslZ2ZK3VxjPyz/x6C0EMsmZCvHLBd5yktrqZt7hw8ioOlbTGB8?= =?us-ascii?Q?fSsHm4ii3ELSp2XX0JIEWYV92QP28rnFwp6iH37QBpb44yoS+HlJzEuVJMoP?= =?us-ascii?Q?MxN6ceYei+HmNtqBpElgrhrOWpQl3tTo7XDuWQnxyEKiM0OF?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4dc8a41d-9990-4fa0-11aa-08df3440b2e1 X-MS-Exchange-CrossTenant-AuthSource: CHBPR12MB731189.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Oct 2026 15:40:59.4300 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: P8uXy90GJwgZWWkj/9pI//nAJntZ4ud4twNrzvhtNFMT7UllTuVPRWEU+HNylLyf X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR12MB8993 On Wed, Oct 21, 2026 at 10:47:26AM -0700, Jonathan Cameron wrote: > > diff --git a/arch/arm64/kernel/drtm.c b/arch/arm64/kernel/drtm.c > > index 14493948a27f0d..6062980a5d9e53 100644 > > --- a/arch/arm64/kernel/drtm.c > > +++ b/arch/arm64/kernel/drtm.c > > @@ -3,8 +3,47 @@ > > * > > * Support functions for ARM DEN 0113 "DRTM Architecture for Arm" > > */ > > +#include > > #include > > +#include > > +#include > > > > #include > > > > struct arm64_drtm_handoff arm64_drtm_handoff __efi_data_handoff; > > + > > +static int __init arm64_drtm_unprotect_memory(void) > > +{ > > + s64 status; > > + > > + if (!arm64_drtm_handoff.drtm_enabled) > > + return 0; > > + > > + /* > > + * Currently Linux can only fully support a DRTM implementation that > > + * relies only the SMMU. > > That sentence doesn't parse. relies on maybe? Yep I'm also going to move this file to drivers/firmware/drtm/arm64.c Thanks, Jason